Finding the Fourth Proportional to 6,426.81, 9,641.63 and 3,654.79

Step by Step Solution

1. Step 1: Write the proportion equation
   6,426.81 : 9,641.63 = 3,654.79 : x
2. Step 2: Convert to fraction form
   6,426.81/9,641.63 = 3,654.79/x
3. Step 3: Cross multiply
   6,426.81x = 9,641.63 × 3,654.79
4. Step 4: Simplify right side
   6,426.81x = 35,238,117.94
5. Step 5: Solve for x
   x = 35,238,117.94/6,426.81
6. Step 6: Final answer
   x = 5,482.99